Skip to content

Contact

Email hello@qalkulator.com.

Reporting a calculation error

To help us check it quickly, include:

  • the calculator’s address (URL)
  • the values you entered
  • the result you got and the result you expected, and where the expected figure comes from

Suggesting a calculator

Tell us what you were trying to work out and which inputs you had. Suggestions that many people need are prioritized.

Updated September 15, 2026